Update docs/developing/migration.mdx

Co-authored-by: Copilot <[email protected]>

Author: Anmol1696

docs/developing/migration.mdx

@@ -24,7 +24,7 @@ If it's wanted to be kept off, please set explicitly:
 
 the default value of `prototypes.typingsFormat.customTypes.useCosmosSDKDec` has been changed into true for decimal fields to be properly decoded using Decimal.fromAtomics.
 
-Even though it's not recommemded, if it's wanted to be kept off, please set explicitly:
+Even though it's not recommended, if it's wanted to be kept off, please set explicitly:
 
 ```
     prototypes: {